package com.ghy.demo14.Audio;

//接收者角色，由录音机类扮演
public class AudioPlayer {

    public void play(){
        System.out.println("播放...");
    }

    public void rewind(){
        System.out.println("倒带...");
    }

    public void stop(){
        System.out.println("停止...");
    }
}
